parole

Parole

Another ES6 promise implementation (compliant with Promises/A+)

Installation

npm install parole

# alternatively you can use bower (minified version by default)
yarn add parole

ES6 fulfill

Parole implements ES6 Promise specs

Implements:

• Promise.prototype.then
• Promise.prototype.catch
• Promise.prototype.finally

Also static methods

• Promise.resolve
• Promise.reject
• Promise.all
• Promise.allSettled
• Promise.any
• Promise.race

Includes:

• Promise.defer

// parole respects the es6 promise specification
// you can use parole as global polyfill

if( !window.Promise ) {
  window.Promise = Parole;
}

Example

new Parole((resolve, reject) => {
    resolve('gogogo!')
  })

  .then((result) => {
    console.log('checkpoint 1', result)
    throw 'whoops!'
  })

  .then(
    (result) => {
      console.log('checkpoint 2', result)
    },
    (result) => {
      console.log('checkpoint 2.1', result)
      return new Parole((resolve, reject) => {
        setTimeout(() => resolve('all right!'), 400)
      })
    },
  )

  .then(
    (result) => console.log('checkpoint 3', result),
    (reason) => console.log('checkpoint 3.1', reason),
  )
;

output

checkpoint 1 gogogo!
checkpoint 2.1 whoops!
# elapsed 400ms
checkpoint 3 all right!